Lumexa Imaging Holdings, Inc.
LMRI- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0002071288
No open-market purchases or sales by Lumexa Imaging Holdings, Inc. insiders were filed in the last 90 days; 102 institutions reported holding it in 13F filings for Q2 2026, worth $354.7M in total; no superinvestor holds it.
Holders of 5% or more of LMRI
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Lumexa Imaging Holdings, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Welsh, Carson, Anderson & Stowe XII, L.P. | 13G | 74.30%70.2M shares | New | Feb 13, 20261 filing | Feb 13, 2026 | SEC |
| Brown Advisory Inc | 13G | 6.08%5.84M shares | New | Aug 14, 20261 filing | Aug 14, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Lumexa Imaging Holdings, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20269:10 AM ET | Brown Advisory Incand 3 others | 13G | 6.08%5.84M shares | New | Jun 30, 2026 | SEC |
| Feb 13, 20262:36 PM ET | Welsh, Carson, Anderson & Stowe XII, L.P.and 2 others | 13G | 74.30%70.2M shares | New | Dec 31, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Lumexa Imaging Holdings, Inc. shares.
No Form 144 notices for Lumexa Imaging Holdings, Inc. are on file.